15558894975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{1303}}^1$

素因数の和:1697

約数の個数: 96

約数和(自身を含む): 28559394304

約数和(自身を除く): 13000499329

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 331, 481, 555, 925, 975, 993, 1303, 1443, 1655, 2405, 2775, 3909, 4303, 4965, 6515, 7215, 8275, 12025, 12247, 12909, 16939, 19545, 21515, 24825, 32575, 36075, 36741, 48211, 50817, 61235, 64545, 84695, 97725, 107575, 144633, 159211, 183705, 241055, 254085, 306175, 322725, 423475, 431293, 477633, 626743, 723165, 796055, 918525, 1205275, 1270425, 1293879, 1880229, 2156465, 2388165, 3133715, 3615825, 3980275, 5606809, 6469395, 9401145, 10782325, 11940825, 15668575, 15957841, 16820427, 28034045, 32346975, 47005725, 47873523, 79789205, 84102135, 140170225, 207451933, 239367615, 398946025, 420510675, 622355799, 1037259665, 1196838075, 3111778995, 5186298325, 15558894975]

約数ペア:

[(1, 15558894975), (3, 5186298325), (5, 3111778995), (13, 1196838075), (15, 1037259665), (25, 622355799), (37, 420510675), (39, 398946025), (65, 239367615), (75, 207451933), (111, 140170225), (185, 84102135), (195, 79789205), (325, 47873523), (331, 47005725), (481, 32346975), (555, 28034045), (925, 16820427), (975, 15957841), (993, 15668575), (1303, 11940825), (1443, 10782325), (1655, 9401145), (2405, 6469395), (2775, 5606809), (3909, 3980275), (4303, 3615825), (4965, 3133715), (6515, 2388165), (7215, 2156465), (8275, 1880229), (12025, 1293879), (12247, 1270425), (12909, 1205275), (16939, 918525), (19545, 796055), (21515, 723165), (24825, 626743), (32575, 477633), (36075, 431293), (36741, 423475), (48211, 322725), (50817, 306175), (61235, 254085), (64545, 241055), (84695, 183705), (97725, 159211), (107575, 144633)]